D defs.my
Entry 1 sense Webster, 1913

Topsail

· Top·sail · IPA /ˈtɑp.seɪl/
01 n. In a square-rigged vessel, the sail next above the lowermost sail on a mast. This sail is the one most frequently reefed or furled in worki…
  1. 1.
    In a square-rigged vessel, the sail next above the lowermost sail on a mast. This sail is the one most frequently reefed or furled in working the ship. In a fore-and-aft rigged vessel, the sail set upon and above the gaff. See Cutter, Schooner, Sail, and Ship.(Naut.) See: Cutter, Schooner, Sail, Ship
Phrases & compounds
Topsail schooner — See Schooner, and Illustration in Appendix.